/**
 * Copyright (c) 2011-2023, 玛雅牛 (myaniu AT gmail.com).
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.jfinal.core.paragetter;

public abstract class ParaGetter<T> implements IParaGetter<T> {
	private final String parameterName;
	private final T defaultValue;
	
	protected final String getParameterName() {
		return parameterName;
	}
	
	protected final T getDefaultValue() {
		return defaultValue;
	}
	
	public ParaGetter(String parameterName, String defaultValue){
		this.parameterName = parameterName;
		this.defaultValue = to(defaultValue);
	}
	
	protected abstract T to(String v);
}
